Here at CSN we stock a range of other amino acid products that focus on additional benefits and functions, and not just the standard BCAA or EAA products. Some of the more popular other amino acids include D-Aspartic acid, Acetyl L-Carnitine, and Agmatine Sulphate. D-Aspartic acid is a popular supplement used to naturally boost testosterone levels, Acetyl L-Carnitine is used for fat metabolism and energy release, and Agmatine Sulphate is popular for increasing pumps and NO production.